Back to results
US 12,158,250 B2Granted
Organic-light emitting diode
AssigneePictiva Displays International Limited
InventorsUlrich Kastner-Jung, Markus Klein, Stan Maes, Romana Sigl, Annette Haid, Stephan Lintner, Julian Herget, Gregor Matjan
Life of this patent
Estimating the term…
Abstract
Organic light-emitting diodes as well as luminaires with such organic light-emitting diodes are specified. The luminaires may in particular be the following apparatuses, or the luminaires are part of existing apparatuses: alarm, shower cubicle, shower head, solar protection, rain protection, lamp, bed, signaling light, changing cubicle, vision protection, housing, emergency lighting, mirror, slabs, ceiling lights, radiator cladding, blinds, noise protection, umbrella, warning light.
Claims16
A device comprising:
- an organic light-emitting diode comprising:
- an organic layer sequence,
- a radiation exit area, and
- an encapsulation wherein the encapsulation forms a seal of the organic layer sequence against environmental influences,
- wherein the organic layer sequence and the encapsulation are disposed on a carrier,
- wherein the organic layer sequence comprises at least one radiation-emitting region configured to generate electromagnetic radiation in a spectral range from infrared radiation to UV radiation during operation,
- wherein the organic layer sequence comprises an electron transport layer that is n-doped;
- and
- wherein the organic layer sequence comprises an emission layer comprising an iridium-containing compound;
- and
- wherein the electron transport layer comprises 8-hydroxyquinolinolato-lithium.
8 more elements
A device comprising:
- an organic light-emitting diode comprising:
- an organic layer sequence,
- a radiation exit area, and
- an encapsulation,
- wherein the organic layer sequence and the encapsulation are disposed on a carrier,
- wherein the organic layer sequence comprises at least one radiation-emitting region configured to generate electromagnetic radiation in a spectral range from infrared radiation to UV radiation during operation,
- wherein the organic layer sequence comprises an electron transport layer that is n-doped,
- wherein the organic layer sequence comprises an emission layer comprising an iridium-containing compound;
- and
- wherein the organic light-emitting layer sequence comprises a cathode having a thickness of at least 1 nm and at most 50 nm.
7 more elements
A device comprising:
- an organic light-emitting diode comprising:
- an organic layer sequence,
- a radiation exit area, and
- an encapsulation,
- wherein the organic layer sequence and the encapsulation are disposed on a carrier,
- wherein the organic layer sequence comprises at least one radiation-emitting region configured to generate electromagnetic radiation in a spectral range from infrared radiation to UV radiation during operation,
- wherein the organic layer sequence comprises an electron transport layer that is n-doped;
- wherein the electron transport layer comprises 8-hydroxyquinolinolato-lithium;
- and
- wherein the organic layer sequence comprises an emission layer comprising an iridium-containing compound;
- wherein the organic light-emitting layer sequence comprises a cathode having a thickness of at least 1 nm and at most 50 nm;
- wherein the cathode comprises one of:
- Silver, Magnesium, or an alloy comprising Silver and Magnesium;
- and
- wherein the cathode is in direct contact with a Lithium containing layer.
12 more elements
A device comprising:
- an organic light-emitting diode comprising:
- an organic layer sequence,
- a radiation exit area, and
- an encapsulation,
- wherein the organic layer sequence and the encapsulation are disposed on a carrier,
- wherein the organic layer sequence comprises at least one radiation-emitting region configured to generate electromagnetic radiation in a spectral range from infrared radiation to UV radiation during operation,
- wherein the organic layer sequence comprises an electron transport layer that is n-doped;
- wherein the organic layer sequence comprises an emission layer comprising an iridium-containing compound;
- wherein at least one part of the encapsulation is formed by an insulation layer, the insulation layer comprising at least one of:
- resin, silicon oxide, silicon nitride;
- and
- wherein the encapsulation comprises a first encapsulation layer and a second encapsulation layer, the first and the second encapsulation layer each having a respective volume structure,
- wherein the volume structure of the second encapsulation layer is independent of the volume structure of the first encapsulation layer, and
- the volume structure of the second encapsulation layer has a higher amorphicity than the volume structure of the first encapsulation layer.
11 more elements
A device comprising:
- an organic light-emitting diode comprising:
- an organic layer sequence,
- a radiation exit area, and
- an encapsulation,
- wherein the organic layer sequence and the encapsulation are disposed on a carrier,
- wherein the organic layer sequence comprises at least one radiation-emitting region configured to generate electromagnetic radiation in a spectral range from infrared radiation to UV radiation during operation,
- wherein the organic layer sequence comprises an electron transport layer that is n-doped;
- wherein the electron transport layer comprises 8-hydroxyquinolinolato-lithium;
- wherein the organic layer sequence comprises an emission layer comprising an iridium-containing compound;
- wherein at least one part of the encapsulation is formed by an insulation layer, the insulation layer comprising at least one of:
- resin, silicon oxide, silicon nitride;
- wherein the encapsulation comprises a first encapsulation layer and a second encapsulation layer, the first and the second encapsulation layer each having a respective volume structure,
- wherein the volume structure of the second encapsulation layer is independent of the volume structure of the first encapsulation layer,
- the volume structure of the second encapsulation layer has a higher amorphicity than the volume structure of the first encapsulation layer;
- wherein the organic light-emitting layer sequence comprises a cathode having a thickness of at least 1 nm and at most 50 nm;
- wherein the cathode comprises one of:
- Silver, Magnesium, or an alloy comprising Silver and Magnesium;
- and
- wherein the cathode is in direct contact with a Lithium containing layer.
16 more elements
Dependencies are inferred from the claim text.